Atom E3805 vs Z2580
Aggregate performance score
Atom E3805 outperforms Atom Z2580 by a minimal 4% based on our aggregate benchmark results.
Primary details
Comparing Atom Z2580 and Atom E3805 processor market type (desktop or notebook), architecture, sales start time and price.
| Place in the ranking | 3148 | 3142 |
| Place by popularity | not in top-100 | not in top-100 |
| Market segment | Laptop | Laptop |
| Series | no data | Atom |
| Power efficiency | 7.89 | 8.20 |
| Architecture codename | Clovertrail (2013) | Bay Trail |
| Release date | 27 February 2013 (11 years ago) | no data (2024 years ago) |
Detailed specifications
Atom Z2580 and Atom E3805 basic parameters such as number of cores, number of threads, base frequency and turbo boost clock, lithography, cache size and multiplier lock state. These parameters indirectly say of CPU speed, though for more precise assessment you have to consider their test results.
| Physical cores | 2 (Dual-core) | 2 (Dual-core) |
| Threads | 4 | 2 |
| Boost clock speed | 2 GHz | 1.33 GHz |
| L1 cache | 64K (per core) | no data |
| L2 cache | 512K (per core) | no data |
| L3 cache | 0 KB | no data |
| Chip lithography | 32 nm | 22 nm |
| Die size | 65 mm2 | no data |
| Maximum core temperature | 90 °C | no data |
| Number of transistors | 140 million | no data |
| 64 bit support | - | + |
| Windows 11 compatibility | - | - |
Compatibility
Information on Atom Z2580 and Atom E3805 compatibility with other computer components: motherboard (look for socket type), power supply unit (look for power consumption) etc. Useful when planning a future computer configuration or upgrading an existing one. Note that power consumption of some processors can well exceed their nominal TDP, even without overclocking. Some can even double their declared thermals given that the motherboard allows to tune the CPU power parameters.
| Number of CPUs in a configuration | 1 | no data |
| Socket | FC-MB4760 | no data |
| Power consumption (TDP) | 3 Watt | 3 Watt |
Technologies and extensions
Technological solutions and additional instructions supported by Atom Z2580 and Atom E3805. You'll probably need this information if you require some particular technology.
| Instruction set extensions | Intel® SSE2, Intel® SSE3, Intel® SSSE3 | no data |
| Enhanced SpeedStep (EIST) | + | no data |
| Hyper-Threading Technology | + | no data |
| Idle States | + | no data |
| Thermal Monitoring | + | - |
| PAE | 32 Bit | no data |
| Smart Idle | + | no data |
Virtualization technologies
Virtual machine speed-up technologies supported by Atom Z2580 and Atom E3805 are enumerated here.
| VT-x | + | no data |
Memory specs
Types, maximum amount and channel quantity of RAM supported by Atom Z2580 and Atom E3805. Depending on the motherboard, higher memory frequencies may be supported.
| Supported memory types | DDR2 | no data |
| Maximum memory size | 2 GB | no data |
| Max memory channels | 2 | no data |
| Maximum memory bandwidth | 8.5 GB/s | no data |
Graphics specifications
General parameters of integrated GPUs, if any.
| Integrated graphics card | PowerVR SGX544MP2 (400 MHz) | no data |
| Graphics max frequency | 533 MHz | no data |
Graphics interfaces
Available interfaces and connections of Atom Z2580 and Atom E3805 integrated GPUs.
| Number of displays supported | 2 | no data |
Peripherals
Specifications and connection of peripherals supported by Atom Z2580 and Atom E3805.
| USB revision | 2.0 OTG, USB-SPH 2.0 | no data |
| Number of USB ports | 2 | no data |
| UART | 3 | no data |
Pros & cons summary
| Performance score | 0.25 | 0.26 |
| Threads | 4 | 2 |
| Chip lithography | 32 nm | 22 nm |
Atom Z2580 has 100% more threads.
Atom E3805, on the other hand, has a 4% higher aggregate performance score, and a 45.5% more advanced lithography process.
Given the minimal performance differences, no clear winner can be declared between Atom Z2580 and Atom E3805.
Should you still have questions on choice between Atom Z2580 and Atom E3805, ask them in Comments section, and we shall answer.
Similar processor comparisons
We picked several similar comparisons of processors in the same market segment and performance relatively close to those reviewed on this page.
